/*
	Author: mingxuan li
*/
var m7,m7Roads;

function pickLastM7(arrayOfFiles){
	getM7(arrayOfFiles[arrayOfFiles.length-1]);
}

function getM7(m7File){
	m7 = parseJSON(m7_url+m7File);
}

function getM7Roads(){
	m7Roads = m7.features;
}